pyroxylin

[ pahy-rok-suh-lin, puh- ]

Phonetic (Standard)IPA

noun

a nitrocellulose compound containing fewer nitrate groups than guncotton, used in the manufacture of artificial silk, leather, oilcloth, etc.

pyroxylin

/ paɪˈrɒksɪlɪn /

a yellow substance obtained by nitrating cellulose with a mixture of nitric and sulphuric acids; guncotton: used to make collodion, plastics, lacquers, and adhesives

C19: from pyro- + xyl ( o ) - + -in

The silk referred to is made from a solution of that inflammable material of tremendous force known as gun-cotton, or pyroxylin.

These nitrates are variously known as nitrocellulose, pyroxylin, and gun cotton.

The lower nitrates, known as pyroxylin, are less explosive, although still very inflammable.

A viscid fluid formed by dissolving pyroxylin (Schnbeins gun-cotton) in a mixture of ether and alcohol.

To a saturated solution of tannic acid in alcohol and ether, in equal parts, add as much pyroxylin as the liquid will dissolve.

April 25, 2024firkin

[fur-kin ]

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